Walter Mitty <waltermitty121906@gmail.com> 4:50 PM (1 minute ago) to contact Hi, I am trying to crop openEuler iso. So I need to know how to build openEuler iso from the ground. Is it open source and possible? Yours, Walter --- 你好， 我是一名来自中国广州的软件工程师，我想对欧拉系统进行部分裁切，我以为这么做的前置条件是知道iso的构建方式，请问我从哪里可以获得帮助呢？ 谢谢。